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Seeing the Invisible: Structures of Excited Protein States by Relaxation Dispersion NMR
Authors
Vallurupalli, P., Hansen, F.D., Kay, L.E.
Assembly
Abp1p
Entity
1. Abp1p (polymer, Thiol state: not present), 62 monomers, 6990.458 Da Detail

GAMAPWATAE YDYDAAEDNE LTFVENDKII NIEFVDDDWW LGELEKDGSK GLFPSNYVSL GN


2. Ark1p (polymer, Thiol state: not present), 17 monomers, 1909.316 Da Detail

KKTKPTPPPK PSHLKPK


Total weight
8899.774 Da
Max. entity weight
6990.458 Da
Source organism
Saccharomyces cerevisiae
Exptl. method
solution NMR
Refine. method
simulated annealing
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 74.7 %, Completeness: 25.6 %, Completeness (bb): 48.3 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All25.6 % (238 of 931)15.4 % (75 of 487)28.8 % (105 of 365)73.4 % (58 of 79)
Backbone48.3 % (221 of 458)38.1 % (59 of 155)45.3 % (105 of 232)80.3 % (57 of 71)
Sidechain 4.0 % (22 of 547) 4.8 % (16 of 332) 2.4 % (5 of 207)12.5 % (1 of 8)
Aromatic 0.0 % (0 of 94) 0.0 % (0 of 47) 0.0 % (0 of 44) 0.0 % (0 of 3)
Methyl 5.9 % (4 of 68) 8.8 % (3 of 34) 2.9 % (1 of 34)

1. Abp1p

GAMAPWATAE YDYDAAEDNE LTFVENDKII NIEFVDDDWW LGELEKDGSK GLFPSNYVSL GN

2. Ark1p

KKTKPTPPPK PSHLKPK

Sample #1

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298 K, pH 7.0, Details 50 mM Sodium Phosphate, 100 mM NaCl, 1mM EDTA, 1mM NaN3, pH 7.0 Aligned using Pf1 phage


#NameIsotope labelingTypeConcentration
1Abp1p[U-90% 2H; U-100% 15N]1.5 mM
2Ark1p[U-90% 2H; U-100% 15N]0.105 mM
3Sodium Phosphatenatural abundance50 mM
4NaClnatural abundance100 mM
5EDTAnatural abundance1 mM
6NaN3natural abundance1 mM
Sample #2

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298 K, pH 7.0, Details 50 mM Sodium Phosphate, 100 mM NaCl, 1mM EDTA, 1mM NaN3, pH 7.0 Aligned using PEG (C12E5)/hexanol, D2O Spliting 21 Hz


#NameIsotope labelingTypeConcentration
7Abp1p[U-90% 2H; U-100% 15N]1.5 mM
8Ark1pnatural abundance0.105 mM
9Sodium Phosphatenatural abundance50 mM
10NaClnatural abundance100 mM
11EDTAnatural abundance1 mM
12NaN3natural abundance1 mM
Sample #3

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298 K, pH 7.0, Details 50 mM Sodium Phosphate, 100 mM NaCl, 1mM EDTA, 1mM NaN3, pH 7.0 Aligned using pf1 phage


#NameIsotope labelingTypeConcentration
13Abp1p[U-90% 2H; U-100% 15N; 13CO labeled]1.5 mM
14Ark1pnatural abundance0.105 mM
15Sodium Phosphatenatural abundance50 mM
16NaClnatural abundance100 mM
17EDTAnatural abundance1 mM
18NaN3natural abundance1 mM
Sample #4

Solvent system 100% D2O, Pressure 1 atm, Temperature 298 K, pH 7.0, Details 50 mM Sodium Phosphate, 100 mM NaCl, 1mM EDTA, 1mM NaN3, pH 7.0 Aligned using pf1 phage


#NameIsotope labelingTypeConcentration
19Abp1p[U-90% 2H; U-100% 15N; 13Ca labeled]1.5 mM
20Ark1pnatural abundance0.105 mM
21Sodium Phosphatenatural abundance50 mM
22NaClnatural abundance100 mM
23EDTAnatural abundance1 mM
24NaN3natural abundance1 mM

Protein Blocks Logo
Calculated from 10 models in PDB: 2K3B, Strand ID: A Detail


Release date
2012-08-02
Citation
Probing the free energy landscape of the fast-folding gpW protein by relaxation dispersion NMR
Sanchez-Medina, C., Sekhar, A., Vallurupalli, P., Cerminara, M., Munoz, V., Kay, L.E.
J. Am. Chem. Soc. (2014), 136, 7444-7451, PubMed 24805164 , DOI 10.1021/ja502705y ,
Related entities 1. Abp1p, : 2 : 278 entities Detail
Related entities 2. Ark1p, : 3 entities Detail
Interaction partners 1. Abp1p, : 49 : 1 interactors Detail
Interaction partners 2. Ark1p, : 7 : 1 interactors Detail
Experiments performed 8 experiments Detail
nullKeywords Abp1p, Ark1p, CPMG, Invisible State, NMR